Default sortingSort by popularitySort by latestSort by price: low to highSort by price: high to low View:1224AllChromatography, Closures, ND 11 Crimp Top Thread Closuresred PTFE/white Silicone septa 11 mm crimp-top aluminum cap 5.5 mm centre hole $15.60Add to cartChromatography, Closures, ND 11 Crimp Top Thread Closuresred PTFE/white Silicone/red PTFE septa 11 mm crimp-top aluminum cap 5.5 mm centre hole $34.05Add to cartChromatography, Closures, ND 11 Crimp Top Thread Closureswhite PTFE/red Silicone septa 11 mm crimp-top aluminum cap 5.5 mm centre hole $21.55Add to cart